MOTHER. (1) Kindness towards a mother is enjoined in the Qur’an. Surah xlvi. 14: “We have prescribed for man kindness towards his parents. His mother bore him with trouble, and brought him forth with trouble.”
(2) Mothers cannot be compelled to nurse their children.
(3) They are not, without their husband’s permission, allowed to move them to a strange place. (Hiddyah, vol. i. pp. 386, 890.)
Based on Hughes, Dictionary of Islam